Method drop_database

crates/paimon/tests/mock_server.rs:238–270

Handle DELETE /databases/:name - drop a database.

(
        Path(name): Path<String>,
        Extension(state): Extension<Arc<RESTServer>>,
    )

    /// Handle DELETE /databases/:name - drop a database.
    pub async fn drop_database(
        Path(name): Path<String>,
        Extension(state): Extension<Arc<RESTServer>>,
    ) -> impl IntoResponse {
        let mut s = state.inner.lock().unwrap();

        if s.no_permission_databases.contains(&name) {
            let err = ErrorResponse::new(
                Some("database".to_string()),
                Some(name.clone()),
                Some("No Permission".to_string()),
                Some(403),
            );
            return (StatusCode::FORBIDDEN, Json(err)).into_response();
        }

        if s.databases.remove(&name).is_some() {
            // Also remove all tables in this database
            let prefix = format!("{name}.");
            s.tables.retain(|key, _| !key.starts_with(&prefix));
            s.no_permission_tables
                .retain(|key| !key.starts_with(&prefix));
            (StatusCode::OK, Json(serde_json::json!(""))).into_response()
        } else {
            let err = ErrorResponse::new(
                Some("database".to_string()),
                Some(name.clone()),
                Some("Not Found".to_string()),
                Some(404),
            );
            (StatusCode::NOT_FOUND, Json(err)).into_response()
        }
    }

    /// Handle GET /databases/:db/tables - list all tables in a database.
    pub async fn list_tables(